<template>
  <view>
    <view class="search-box">
      <my-search @click="onSearch"></my-search>
    </view>
    <!-- 轮播图 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item,i) in swiperList" :key="i">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id='+item.goods_id">
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
    <!-- 分类导航栏 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,index) in navList" :key="index" @click="navClcikHandler(item)">
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>
    <!-- 楼层 -->
    <view class="floor-list">
      <!-- 每一个楼层的item项 -->
      <view class="floor-item" v-for="(item,index) in floorList" :key="index">
        <!-- 楼层标题 -->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 楼层图片区域 -->
        <view class="floor-img-box">
          <!-- 左侧大图片盒子 -->
          <view class="left-img-box">
            <navigator open-type="navigate" :url="item.product_list[0].url">
              <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}" mode="widthFix"></image>
            </navigator>
          </view>
          <!-- 右侧4个小图片盒子 -->
          <view class="right-img-box">
            <view class="right-img-item" v-for="(item2,index2) in item.product_list" :key="index2" v-if="index2 !== 0">
              <navigator open-type="navigate" :url="item2.url">
                <image :src="item2.image_src" :style="{width:item2.image_width+'rpx'}" mode="widthFix"></image>
              </navigator>
            </view>
          </view>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    data() {
      return {
        // 轮播数据
        swiperList:[],
        //分类导航栏数据
        navList:[],
        // 楼层数据
        floorList:[]
      };
    },
    mixins:[badgeMix],
    onLoad() {
      this.getSwiperList()
      this.getNavList()
      this.getFloorList()
    },
    methods:{
      // 获取轮播图数据
      async getSwiperList(){
        let { data: res } = await uni.$http.get('/home/swiperdata')
        if(res.meta.status != 200) return uni.$showMsg()
        this.swiperList = res.message
      },
      // 获取分类数据
      async getNavList(){
        let { data: res } = await uni.$http.get('/home/catitems')
        if(res.meta.status != 200) return uni.$showMsg()
        this.navList = res.message
      },
      //导航栏分类点击事件
      navClcikHandler(item){
        if(item.name === '分类'){
          uni.switchTab({
            url:'/pages/cate/cate'
          })
        }
      },
      // 获取楼层数据
      async getFloorList(){
        let { data: res } = await uni.$http.get('/home/floordata')
        if(res.meta.status != 200) return uni.$showMsg()
        // 通过双层 forEach 循环，处理 URL 地址
          res.message.forEach(floor => {
            floor.product_list.forEach(prod => {
              prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
            })
          })
        this.floorList = res.message
      },
      //
      onSearch(){
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      }
    }
  }
</script>

<style lang="scss">
  .search-box{
    position: sticky;
    top: 0;
    z-index: 1;
  }
swiper{
  height: 330rpx;
  .swiper-item,
  image{
    width: 100%;
    height: 100%;
  }
}

.nav-list{
  display: flex;
  justify-content: space-around;
  margin: 15px 0;
  .nav-img{
    width: 128rpx;
    height: 140rpx;
  }
}

.floor-title{
  width: 100%;
  height: 60rpx;
  display: flex;
}
.right-img-box{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}
.floor-img-box{
  display: flex;
  padding-left: 10rpx;
}
</style>
